Regardless of how much you enjoy your work, you must accept that everything won't come easily. No one has clear sailing on their voyage to success. You will always meet obstacles to overcome. The attainment of real success isn't based on the absence of problems, but the extraordinary ability to deal with problems. Indeed, you will find greatest satisfaction in overcoming the toughest of problems thrown your way. And only by overcoming great difficulties can you achieve greatness in this world.